Muzzle brake



FIG. 1 is a top front perspective view of a muzzle brake;

FIG. 2 is a top rear perspective view thereof;

FIG. 3 is a front elevation view thereof;

FIG. 4 is a rear elevation view thereof;

FIG. 5 is a right side elevation view thereof, the left side elevationview being a mirror image thereof;

FIG. 6 is a top elevation view thereof; and,

FIG. 7 is a bottom elevation view thereof.

The broken lines shown in the drawings depict portions of bore openingsthat form no part of the claimed invention.

CLAIM The ornamental design for a muzzle brake, as shown and described.